Wilson Combat EDC X9S/SFX9 10 Round Extension Aluminum Base Pad Black. Compatible with the EDC X9s and SFX9 3.25" 10 round frame models only Fits on magazine 975 Easy installation Black anodized T-6061 aluminum Specifications for Wilson Combat EDC X9S/SFX9 10 Round Extension Aluminum Base Pad: Manufacturer: Wilson Combat Color: Black Features of Wilson Combat EDC X9S/SFX9 10 Round Extension Aluminum Base Pad Extend your 10 round SFX9/EDC X9s magazine with our ergonomic extension base pad for better control and shooting comfort. Package Contents: Wilson Combat EDC X9S/SFX9 10 Round Extension Aluminum Base Pad Wilson Combat 975BAX: EDC X9S/SFX9 10 Round Extension Aluminum Base Pad Black